{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["material", "concept or principle", "machanical property", "biomedical", "machine or equipment", "process characterization"], "input": "On the other hand , when doing structure design via generative design methods , the global optimum and computational cost should be given attention ."}
{"material": ["be"], "concept or principle": [], "machanical property": [], "biomedical": [], "machine or equipment": [], "process characterization": []}